var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{
			string: navigator.userAgent,
			subString: "Chrome",
			identity: "Chrome"
		},
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari",
			versionSearch: "Version"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			   string: navigator.userAgent,
			   subString: "iPhone",
			   identity: "iPhone/iPod"
	    },
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};

var i = 1;
var speed = 50;
var flage = 1;
BrowserDetect.init();

function handle(delta) 
{
	if(flage == 1) 
	{
		flage = 0;
	var j 			=	i;
	var maxScroll 	= 	$(".scrollWrapper").attr("scrollWidth") - $(".scrollWrapper").width();
	var totalWidth 	= 	$('#main_table').width();
	var p 			= 	$('.scrollableArea');
	var position 	= 	p.position();
		i 			= 	(position.left)/(speed*-1);
	if((maxScroll >= i*speed) && (position.left <= 0) )
	{
		if(BrowserDetect.OS != 'Mac')
		{	if(delta<0) i--;
			else i++;	}
		else{ if(delta<0) i++;
			else i--; }
		if(i<0)	i=0;
	}
	if(position.left > 0)
		i=0;
	$('.scrollWrapper').animate({scrollLeft: i*speed}, 1, function() 
	{
		flage = 1;
	});
	var hTemp = document.getElementById('hidn_tmp').value;
	if(hTemp == 1)
		isScrollBottom(i*speed,totalWidth);
	if(maxScroll < i*speed)
		i--;
	}
}
function wheel(event)
{
	var	delta 	= 	0;
	if (!event) 
		event = window.event;
	if (event.wheelDelta) 
	{ 
		delta = event.wheelDelta/120;
		if (window.opera)
			delta = -delta;
    } 
	else if (event.detail) 
	{ 
		delta = -event.detail/3;
        }
        if (delta)
                handle(delta);
        if (event.preventDefault)
                event.preventDefault();
	event.returnValue = false;
}
if (window.addEventListener)
	window.addEventListener('DOMMouseScroll', wheel, false);
document.onmousewheel = wheel;